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Originally Posted by ZEK  I had a noise that sounded like grinding on the M44. Changing oil weight didn't change anything, time of year or hot/cold starts didn't change anything. New tensioner didn't fix. I never had any issues with the motor, nothing in the pan as far as pieces and outside of starting the noise was never present. I put 80K on the motor and owned since 100K. Previous owner autoX and I assume the chain and guides needed a replacement but I never had the money or reason to rebuild it.
If you have a noise when the motor is running I would say that is more cause for concern. |
The noise does exist when running, enough so that a fellow came in a business where I had it idling outside and swore up and down I needed to change the timing chain.